Have:
Brain Age reg code (my used copy came with 2!)
Ouendan 1 japan code (has exp of 7/31/07, not sure if it was redeemed)
Ouendan 2 japan code (has exp of 5/31/09, not sure if it was redeemed)
Want:
one of these wii game codes: wii fit, animal crossing, zelda, endless ocean, link's crossbow training, mario party 8, super sluggers, strikers charged, metroid prime 3, wii music, big brain academy, pokemon stadium